How It Works: LightBy: Sarah Hull Illustrator: Kaley McKean Series: How It Works Lift the flaps to discover what light is, where it comes from and how it works, from rainbows and reflections to lightyears and lasers. Then see light in action for yourself by trying out some simple home experiments. Chapters in this book include: Light How does light work? Light and colour But what is light? The sun Seeing light Powerful light Light and the universe Amazing light